TSKgel PWXL Guard Column, 4cm × 6mm, 12μm Back Catalog number: 08033 Availability: In the manufacturer's stock Price on request - + Recommended 760625.40 EC 250/4 NUCLEODUR Pi2, 5 µm 672,42 € 420212-902 Agilent Prep-C18guard cartridges, 2/pk 344,79 € 446905-702 Agilent Prep-C18 prep col,21.2x50mm,5u 2 023,96 €